11877533171 has 16 divisors (see below), whose sum is σ = 13913786880. Its totient is φ = 9926445120.

The previous prime is 11877533119. The next prime is 11877533179. The reversal of 11877533171 is 17133577811.

It is a cyclic number.

It is not a de Polignac number, because 11877533171 - 2¹⁴ = 11877516787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11877533179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501290 + ... + 524448.

It is an arithmetic number, because the mean of its divisors is an integer number (869611680).

Almost surely, 2^11877533171 is an apocalyptic number.

11877533171 is a deficient number, since it is larger than the sum of its proper divisors (2036253709).

11877533171 is a wasteful number, since it uses less digits than its factorization.

11877533171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24994.

The product of its digits is 123480, while the sum is 44.

The spelling of 11877533171 in words is "eleven billion, eight hundred seventy-seven million, five hundred thirty-three thousand, one hundred seventy-one".